untreated

adjective
un·​treat·​ed | \ ˌən-ˈtrē-təd How to pronounce untreated (audio) \

Definition of untreated

: not treated untreated wastewater especially : not improved or controlled medically an untreated case of pneumonia untreated diabetic patients

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Synonyms & Antonyms for untreated

Synonyms

crude, native, natural, raw, rude, undressed, unprocessed, unrefined

Antonyms

dressed, processed, refined, treated

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Examples of untreated in a Sentence

Recent Examples on the Web

In 2013, a drought lowered Lake Michigan enough that the city started to worry about the river re-reversing, dumping untreated sewage into the Great Lakes. Ken Jennings, Condé Nast Traveler, "The Chicago River Actually Flows Backwards," 8 Oct. 2018 Under Reed's advice, Kirk ended the practice of flushing untreated sewage into the Atlantic Ocean and decided to support turning Biscayne Bay into a national monument. Alex Harris, miamiherald, "Nathaniel Reed, 84, co-wrote the Endangered Species Act and icon of Everglades protection," 11 July 2018 Left untreated, prolonged malnutrition causes the body to lose its stock of carbohydrates, fats, and proteins. Washington Post, "In Yemen, a mother’s quest to save her baby from starvation," 5 May 2018 The infection can damage the liver and become life-threatening if left untreated. Peter Loftus, WSJ, "More Prison Inmates Get Access to Hepatitis-C Drugs," 9 Mar. 2018 Left untreated, Lyme disease can cause flulike symptoms, joint pain, fatigue and a stiff neck. Woman's Day Staff, Woman's Day, "Conquer Summer Health Conditions," 13 June 2011 On top of that, tests designed to diagnose depression are more effective at determining the mental health status of white people, meaning black people may go undiagnosed and untreated. Serena Sonoma, Teen Vogue, "Study Shows Police Shootings Are Hurting Black People's Mental Health," 11 July 2018 Nearly all groundwater has become undrinkable and untreated sewage is pouring into the Mediterranean. Washington Post, "Trump’s Mideast team gets close-up view of peace obstacles," 21 June 2018 Despite being a common illness with profound negative effects, most depression among pregnant and postpartum women goes unrecognized and untreated. Nancy Byatt, Philly.com, "Depression affects one in 7 pregnant women. Why isn't there more help for them?," 8 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'untreated.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of untreated

15th century, in the meaning defined above

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Statistics for untreated

Last Updated

18 May 2019

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Time Traveler for untreated

The first known use of untreated was in the 15th century

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More Definitions for untreated

untreated

adjective

English Language Learners Definition of untreated

: not getting medical care : without medical treatment
: not made better or safer by being treated with a chemical or other substance

untreated

adjective
un·​treat·​ed | \ -ˈtrēt-əd How to pronounce untreated (audio) \

Medical Definition of untreated

: not subjected to treatment an untreated disease

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More from Merriam-Webster on untreated

Thesaurus: All synonyms and antonyms for untreated

Spanish Central: Translation of untreated

Nglish: Translation of untreated for Spanish Speakers

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